Key button arrangement for a handset



FIG. 1 is a front view of a key button arrangement for a handset showingmy new design;

FIG. 2 is a perspective front view thereof; and,

FIG. 3 is a right side view thereof.

The uneven broken line showing of the remainder handset is forillustrative purposes only and forms no part of the claimed design.

The ornamental design for a key button arrangement for a handset, asshown and described.